According to a new study by a university in Britain, learning a second language can ____ an increase in your brain power.

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• 1—_________for the glass!   — It’s OK. I’m wearing shoes.

  A.Look out

  B.Walk out

  C.Go out

  D.Set out

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• 2The collected money should be made good use __________the people who suffered a lot in the earthquake.

  A.of helping

  B.to help

  C.to helping

  D.of to help

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• 3Students’ using mobile phones in class can’t be ________.

  A.put up

  B.stood

  C.beared

  D.tolerated

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• 4As we all know , bad eating habits and a ______ of exercise may lead to health problems .

  A.lack

  B.limit

  C.need

  D.demand

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• 5The rise in wood fuel use has _____ the disappearance of forest and the loss of habitats for pandas.

  A.belonged to

  B.adapted to

  C.devoted to

  D.contributed to

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• 6I was grateful to Anna for being open and giving me the opportunity to explain and ______ the misunderstanding between us.

  A.handle

  B.clarify

  C.raise

  D.develop

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• 7The time and effort he has devoted during the past few years _____ trees in that village are now considered to be very important.

  A.to planting

  B.to plant

  C.plant

  D.planting

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• 8— You know what? Tom wants to be a politician after graduating from college． — Are you kidding? He will never _____ a person like that．

  A.change

  B.turn

  C.make

  D.get

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• 9A well-written composition _________ some writing skills, such as good choice of words and clear organizations.

  A.calls on

  B.calls for

  C.calls up

  D.calls in

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• 10Heroes ______ their life ______ becoming the best they can be, whether it is President of the United States, a mother, or a firefighter.

  A.prevent…from

  B.devote…to

  C.prefer…to

  D.suffer…from

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